Enabling overscroll/GestureNav for Athena.

athena/content/web_activity.cc

Index: athena/content/web_activity.cc
diff --git a/athena/content/web_activity.cc b/athena/content/web_activity.cc
index 95ddd35b862b73df8c402a4e2636263b6992e640..e476741b3ae0dcde3f53340af8323337bae21541 100644
--- a/athena/content/web_activity.cc
+++ b/athena/content/web_activity.cc
@@ -7,16 +7,20 @@
 #include "athena/activity/public/activity_factory.h"
 #include "athena/activity/public/activity_manager.h"
 #include "athena/input/public/accelerator_manager.h"
+#include "base/command_line.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/native_web_keyboard_event.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
+#include "content/public/common/content_switches.h"
 #include "ui/views/controls/webview/unhandled_keyboard_event_handler.h"
 #include "ui/views/controls/webview/webview.h"
 #include "ui/views/focus/focus_manager.h"
 #include "ui/views/widget/widget.h"
 
+
+

[sadrul, 2014/08/29 19:36:54]

Remove blank lines.

[mfomitchev, 2014/08/29 19:45:16]

Done.

 namespace athena {
 namespace {
 
@@ -220,6 +224,12 @@ class AthenaWebView : public views::WebView {
     return NULL;
   }
 
+  virtual bool CanOverscrollContent() const OVERRIDE {
+    const std::string value = CommandLine::ForCurrentProcess()->
+        GetSwitchValueASCII(switches::kOverscrollHistoryNavigation);
+    return value != "0";
+  }
+
   virtual void AddNewContents(content::WebContents* source,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,